As part of the manufacturing program of PRODECO, a.s. the company also supplies large investment units provided in engineering manner, ie. with relatively low proportion of own design and construction component.

In 1999, a comprehensive relocation of overburden technological unit labeled TC 2.2 on Division Jiří of Sokolovská uhelná, a.s., was finished and passed from external to internal dump in this manner, for example. The whole project took 36 months and the value of the work amounted to almost 2 billion CZK. Another business case delivered in this way was the supply of technological equipment for the deposition of substrate after desulfurization of Mělník Power Plant, part of which is also - in European context - a unique tubular conveyor.